About HS Code 2931
Heading 2931 encompasses 'Other organo-inorganic compounds' within Chapter 29 of the Harmonized System, specifically focusing on organic compounds that contain at least one atom of a metal or of one of the non-metals (excluding hydrogen, oxygen, nitrogen, carbon, silicon, phosphorus, arsenic, and boron when these are already covered in specific headings like 2920 or 2930, or are part of the organic backbone). This is a broad, residual category for organo-inorganic compounds not specified elsewhere in Chapter 29. It includes organometallic compounds (where a metal atom is directly bonded to carbon), and organo-non-metallic compounds where the non-metal is not one of the more commonly classified elements. The scope is critical for distinguishing these complex chemicals from purely organic compounds (other headings in Chapter 29), purely inorganic compounds (Chapter 28), or mixtures/formulations (Chapter 38). For example, organotin compounds, organolithium reagents, Grignard reagents, and certain organosilicon compounds (if their primary character is organic and not covered by 2920) fall here. Their applications are vast, ranging from catalysts in polymerization and organic synthesis, stabilizers in plastics, agrochemicals, pharmaceuticals, to specialty materials in electronics. Accurate classification is crucial for trade compliance, determining correct duties, ensuring adherence to environmental regulations (e.g., for heavy metals), and facilitating international commerce in high-value chemical intermediates and specialty chemicals. This heading's 'other' nature signifies its role as a catch-all for novel or less common organo-inorganic structures.
Products Under This Code
Organotin compounds, Tributyltin oxide (TBTO), Grignard reagents, Organolithium compounds, Ferrocene, Cyclopentadienyliron dicarbonyl dimer, Tetraethyl lead (historical), Organomagnesium compounds, Organozinc compounds, Organocopper reagents, Certain organosilicon compounds (e.g., alkylsilanes, if not elsewhere specified), Organoboron compounds (e.g., triethylborane), Organoaluminum compounds (e.g., triethylaluminum), Certain metal acetylacetonates, Tetramethyltin, Diethylzinc, Methylmagnesium bromide, Butyllithium, Trimethylgallium
Real World Examples
A German chemical manufacturer exports several tons of tributyltin oxide (TBTO) to a PVC stabilizer producer in China, utilized for its biocidal properties in industrial applications. This shipment travels via ocean freight through the Suez Canal. An American pharmaceutical company imports specific organolithium reagents, such as n-Butyllithium, from a specialty chemical supplier in Japan for use as a strong base and nucleophile in drug synthesis. The reagents are transported under strict hazardous material regulations via air cargo. An Indian agrochemical company exports ferrocene derivatives to Brazil, where they are used as intermediates in the synthesis of fungicides and herbicides, typically shipped in drums via container vessels.
Common Misclassification
A common mistake is confusing Heading 2931 with other specific organic compounds in Chapter 29 if the 'inorganic' component is overlooked, or with Chapter 28 (inorganic chemicals) if the 'organo' part is disregarded. For instance, a complex organosilicon compound might be misclassified under 2920 (esters of inorganic acids) or even 2809 (silicon dioxide), when its predominant organic character and specific structure dictate 2931. Another frequent error is classifying formulated products or mixtures containing these compounds under 2931, instead of Chapter 38 (Miscellaneous chemical products), which covers prepared reagents or mixtures. For example, a catalyst mixture containing an organometallic compound should be in Chapter 38, while the pure organometallic compound belongs in 2931.
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Industry
This code belongs to the Chemicals industry.
Trade Overview
Major players in the trade of organo-inorganic compounds include Germany, China, the USA, Japan, and Switzerland, known for their advanced chemical industries. These countries are both significant producers and consumers, especially for specialty chemicals, catalysts, and pharmaceutical intermediates. Tariffs often vary based on the specific compound and its end-use, with many advanced economies offering duty-free or reduced tariffs for industrial intermediates under various trade agreements. However, certain compounds may face higher duties or stricter import controls due to their hazardous nature or potential dual-use applications.
Frequently Asked Questions
What is HS code 2931?
HS code 2931 is a 4-digit heading in the Harmonized System that covers: Other organo-inorganic compounds. Heading 2931 encompasses 'Other organo-inorganic compounds' within Chapter 29 of the Harmonized System, specifically focusing on organic compounds that contain at least one atom of a metal or of one of the non-metals (excluding hydrogen, oxygen, nitrogen, carbon, silicon, phosphorus, arsenic, and boron when these are already covered in specific headings like 2920 or 2930, or are part of the organic backbone). This is a broad, residual category for organo-inorganic compounds not specified elsewhere in Chapter 29. It includes organometallic compounds (where a metal atom is directly bonded to carbon), and organo-non-metallic compounds where the non-metal is not one of the more commonly classified elements. The scope is critical for distinguishing these complex chemicals from purely organic compounds (other headings in Chapter 29), purely inorganic compounds (Chapter 28), or mixtures/formulations (Chapter 38). For example, organotin compounds, organolithium reagents, Grignard reagents, and certain organosilicon compounds (if their primary character is organic and not covered by 2920) fall here. Their applications are vast, ranging from catalysts in polymerization and organic synthesis, stabilizers in plastics, agrochemicals, pharmaceuticals, to specialty materials in electronics. Accurate classification is crucial for trade compliance, determining correct duties, ensuring adherence to environmental regulations (e.g., for heavy metals), and facilitating international commerce in high-value chemical intermediates and specialty chemicals. This heading's 'other' nature signifies its role as a catch-all for novel or less common organo-inorganic structures.
What products fall under HS code 2931?
Organotin compounds, Tributyltin oxide (TBTO), Grignard reagents, Organolithium compounds, Ferrocene, Cyclopentadienyliron dicarbonyl dimer, Tetraethyl lead (historical), Organomagnesium compounds, Organozinc compounds, Organocopper reagents, Certain organosilicon compounds (e.g., alkylsilanes, if not elsewhere specified), Organoboron compounds (e.g., triethylborane), Organoaluminum compounds (e.g., triethylaluminum), Certain metal acetylacetonates, Tetramethyltin, Diethylzinc, Methylmagnesium bromide, Butyllithium, Trimethylgallium
What are common misclassifications for HS code 2931?
A common mistake is confusing Heading 2931 with other specific organic compounds in Chapter 29 if the 'inorganic' component is overlooked, or with Chapter 28 (inorganic chemicals) if the 'organo' part is disregarded. For instance, a complex organosilicon compound might be misclassified under 2920 (esters of inorganic acids) or even 2809 (silicon dioxide), when its predominant organic character and specific structure dictate 2931. Another frequent error is classifying formulated products or mixtures containing these compounds under 2931, instead of Chapter 38 (Miscellaneous chemical products), which covers prepared reagents or mixtures. For example, a catalyst mixture containing an organometallic compound should be in Chapter 38, while the pure organometallic compound belongs in 2931.
Which countries trade the most under HS code 2931?
Major players in the trade of organo-inorganic compounds include Germany, China, the USA, Japan, and Switzerland, known for their advanced chemical industries. These countries are both significant producers and consumers, especially for specialty chemicals, catalysts, and pharmaceutical intermediates. Tariffs often vary based on the specific compound and its end-use, with many advanced economies offering duty-free or reduced tariffs for industrial intermediates under various trade agreements. However, certain compounds may face higher duties or stricter import controls due to their hazardous nature or potential dual-use applications.
How is HS code 2931 structured?
HS code 2931 is a 4-digit heading under Chapter 29 of the Harmonized System. The first 2 digits (29) identify the chapter, and digits 3-4 (31) specify the heading. This code contains multiple 6-digit subheadings for precise product classification.